ce110ea12f
MANA is the new network adapter from Microsoft which will be available in Azure public cloud. It provides SRIOV NIC as virtual function to guest OS running on Hyper-V. The code can be divided into two major parts. Gdma_main.c is the one to bring up the hardware board and drives all underlying hardware queue infrastructure. Mana_en.c contains all main ethernet driver code. It has only tested and supported on amd64 architecture. PR: 256336 Reviewed by: decui@microsoft.com Tested by: whu MFC after: 2 week Relnotes: yes Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D31150
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2021 Microsoft Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#ifndef _SHM_CHANNEL_H
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#define _SHM_CHANNEL_H
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#define __iomem
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struct shm_channel {
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device_t dev;
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void __iomem *base;
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};
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void mana_smc_init(struct shm_channel *sc, device_t dev, void __iomem *base);
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int mana_smc_setup_hwc(struct shm_channel *sc, bool reset_vf,
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uint64_t eq_addr, uint64_t cq_addr, uint64_t rq_addr, uint64_t sq_addr,
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uint32_t eq_msix_index);
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int mana_smc_teardown_hwc(struct shm_channel *sc, bool reset_vf);
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#endif /* _SHM_CHANNEL_H */
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